/*
 *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
 *  m_cburst.c: Bursts a channel to a lazy-link from the hub.
 *
 *  Copyright (C) 2002 by the past and present ircd coders, and others.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 *  USA
 *
 *  $Id: m_cburst.c 403 2006-06-14 05:04:42Z jon $
 */

#include "stdinc.h"
#include "tools.h"
#include "channel.h"
#include "client.h"
#include "common.h"
#include "hash.h"
#include "irc_string.h"
#include "ircd.h"
#include "list.h"
#include "numeric.h"
#include "s_serv.h"		/* captab, send_channel_burst */
#include "s_user.h"
#include "send.h"
#include "msg.h"
#include "handlers.h"
#include "parse.h"
#include "modules.h"


static void ms_cburst(struct Client *, struct Client *, int, char **);

struct Message cburst_msgtab = {
	"CBURST", 0, 0, 1, 0, MFLG_SLOW | MFLG_UNREG, 0L,
	{m_unregistered, m_ignore, ms_cburst, m_ignore, m_ignore, m_ignore}
};

#ifndef STATIC_MODULES
void
_modinit(void)
{
	mod_add_cmd(&cburst_msgtab);
}

void
_moddeinit(void)
{
	mod_del_cmd(&cburst_msgtab);
}

const char *_version = "$Revision: 403 $";
#endif

/*
** m_cburst
**      parv[0] = sender prefix
**      parv[1] = channel
**      parv[2] = nick if present (!nick indicates cjoin)
**      parv[3] = channel key (EVENTUALLY)
*/
/*
 * This function will "burst" the given channel onto
 * the given LL capable server.
 */

static void
ms_cburst(struct Client *client_p, struct Client *source_p, int parc, char *parv[])
{
	char *name;
	char *nick;
	const char *key;
	struct Channel *chptr;

	if(parc < 2 || *parv[1] == '\0')
		return;

	name = parv[1];

	if(parc > 2)
		nick = parv[2];
	else
		nick = NULL;

	if(parc > 3)
		key = parv[3];
	else
		key = "";

#ifdef DEBUGLL
	sendto_realops_flags(UMODE_ALL, L_ALL, "CBURST called by %s for %s %s %s",
			     client_p->name, name, nick ? nick : "", key ? key : "");
#endif
	if((chptr = hash_find_channel(name)) == NULL)
	{
		if((!nick) || (nick && *nick != '!'))
		{
			if(!check_channel_name(name, 0))
			{
				sendto_realops_flags(UMODE_DEBUG, L_ALL,
						     "*** Too long or invalid channel name from %s: %s",
						     client_p->name, name);
				return;
			}

			chptr = make_channel(name);
			chptr->channelts = (time_t) (-1);	/* highest possible TS so its always
								 * over-ruled
								 */
		}
		else if(nick && *nick == '!')
		{
			sendto_one(source_p, form_str(ERR_NOSUCHCHANNEL), me.name, nick + 1, name);
			return;
		}
	}

	if(IsCapable(client_p, CAP_LL))
	{
		burst_channel(client_p, chptr);

		if(nick)
			sendto_one(client_p, ":%s LLJOIN %s %s %s", me.name, name, nick, key);
	}
	else
	{
		sendto_realops_flags(UMODE_ALL, L_ALL,
				     "*** CBURST request received from non LL capable server! [%s]",
				     client_p->name);
	}
}
